Earphone



FIG. 1 is a rear elevational view of an earphone showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a partially enlarged top plan view thereof along the lines 5-5 and 5′-5′ of FIG. 3.

The broken lines illustrating the unclaimed portions of the earphone form no part of the claimed design. Dot-dash broken lines define the boundaries of the claimed design and form no part of the claimed design. 

CLAIM The ornamental design for an earphone, as shown and described. 